RJ 111 then BA 848 at Heathrow
Amman → London → Warsaw
Timetable, London time
14:20RJ 111 from Amman at the gate
13:55BA 848 to Warsaw leaves the gate
23 h 35 apart on the timetable, overnight
BA 848 leaves 23 h 35 after RJ 111 arrives on the timetable: more than half a day, so not a connection we count.